Lenovo THINKSTATION D10 - Manual (Page 20)

Installing internal options
Important
Read “Handling static-sensitive devices” on page 4 before opening the
computer cover.
Opening the cover
To open the computer cover:
1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your
operating system. Turn off all attached devices. Turn off the computer.
Important
Turn off the computer and wait 3 to 5 minutes to let the computer cool
before opening the computer cover.
2. Unplug all power cords from electrical outlets.
3. Disconnect the cables attached to the computer. This includes power cords,
input/output (I/O) cables, and any other cables that are connected to the
computer. See “Locating controls and connectors on the front of your
computer” on page 5 and “Locating connectors on the rear of your computer”
on page 6.
4. Remove any locking devices, such as a cable lock or padlock that secures the
computer cover. See Chapter 5, “Security features,” on page 43.
5. Disengage the cover latch 1 , and the rotate the cover on the cover retaining
tabs. Lift the cover from the retaining tabs and place it on a flat surface. See
Figure 5 on page 13.
12 ThinkStation Hardware Installation and Replacement Guide